“I drink and I know things” is a saying that has been printed on many images. The line is from HBO’s fantasy television series Game of Thrones, the episode “Home” that originally aired on May 1, 2016:
   
Tyrion Lannister: Dragons do not do well in captivity.
Missandei: How do you know this?
Tyrion Lannister: That’s what I do. I drink and I know things.
   
This exchange was included in “Game of Thrones Season 6: Official Trailer (HBO)” that was released on April 11, 2016. 
 
“I guess I think I know things when I drink a bottle of wine… Let me stop” had been posted on Twitter by Katie Schofield on November 19, 2015. “I drink and I know things” was posted on Twitter by BAL on April 9, 2016.
 
Related sayings include “That’s what I do. I drink beer. I hate people and I know things,” “That’s what I do. I drink coffee. I hate people and I know things” and “That’s what I do. I drink wine. I hate people and I know things.”
           
   
Wikipedia: Home (Game of Thrones)
“Home” is the second episode of the sixth season of HBO’s fantasy television series Game of Thrones, and the 52nd overall. The episode was written by Dave Hill and directed by Jeremy Podeswa.
 
The Wildlings arrive at Castle Black and force Alliser Thorne and his allies to surrender, allowing Melisandre to resurrect Jon Snow. Ramsay Bolton seizes Winterfell and the North for himself; Tyrion Lannister unchains the dragons being held in the catacombs of Meereen; Arya Stark proceeds to the next step in her training; and Bran Stark sees the past.
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Original air date May 1, 2016
   
IMDb (The Internet Movie Database)
Game of Thrones (TV Series)
Home (2016)
Quotes
Tyrion Lannister: Dragons do not do well in captivity.
Missandei: How do you know this?
Tyrion Lannister: That’s what I do. I drink and I know things.
       
Twitter
Katie Schofield
@katieschofield4
I guess I think I know things when I drink a bottle of wine… Let me stop 🙊
12:37 AM - 19 Nov 2015
   
Twitter
BAL 🥈
@BalBlunt
I drink and I know things.
3:27 PM - 9 Apr 2016
 
YouTube 
“The Real War is Between the Living and The Dead:” Game of Thrones Season 6: Official Trailer (HBO)
GameofThrones
Published on Apr 11, 2016
Subscribe to the Game of Thrones YouTube: http://itsh.bo/10qIOan
Game of Thrones Season 6 premieres April 24th at 9PM.
1:39
Tyrion Lannister: Dragons do not do well in captivity.
Missandei: How do you know this?
Tyrion Lannister: That’s what I do. I drink and I know things.
   
Twitter 
Gavin McCollum
@GavinMcCollum
More Gavin McCollum Retweeted Game of Thrones
Ahhhhhhh!!!!! “I drink and I know things” Gavin McCollum added,
Game of Thrones
@GameOfThrones
#GameofThrones returns April 24 at 9PM. Watch a new trailer. #GoTSeason6
12:03 PM - 11 Apr 2016
   
Twitter
Eranda Wijewickrama
@erandawije
“That’s what I do. I drink, & I know things!” - Second Trailer out! #GoT Game of Thrones Season 6: Trailer #2 (HBO) https://youtu.be/EI0ib1NErqg
12:04 PM - 11 Apr 2016
 
YouTube
That’s what I do. I drink, and I know things.
gshag33
Published on Apr 11, 2016
 
Twitter
Jen
@Title9Jen
Dragons do not do well in captivity.
How do you know that?
That’s what I do. I drink and I know things. #GoTSeason6
11:12 AM - 24 Apr 2016
   
Design Hill
65 Funniest T-Shirt Slogans
by ALICE JACKSON   Tweet - October 19, 2018 in TSHIRT DESIGN
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18. I Drink And I know Things
Game of Thrones isn’t only famous for its shattering plots and conspiracy theories but cool slogans and quotes too. Tyrion’s this quote is what alcoholics all around love to wear on their t-shirt. Whether you’re a die-hard ‘Game Of Thrones’ fan or not, wear it and see people appreciating your style. Don’t have one? Ask a professional graphic designer to make it for you.
     
Cleveland.com
25 great lines from ‘Game of Thrones’
Posted Apr 13, 9:00 AM
By Mark Dawidziak, The Plain Dealer
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“That’s what I do. I drink and I know things.” – Tyrion Lannister