"Responsibility Demands Sacrifice" - Princess Bubblegum
"Bad biscuits make baker broke, bro" - Jake the Dog
"If you feel something, you feel something" - Jake the Dog
"I give myself a good advice, but I very seldom follow it" - Alice
"If it doesn't matter where to go, it really doesn't matter which path you take" - Cheshire Cat
"If I can do it tomorrow, I won't do it today!" - Toshino Kyoko
"I don't mind starving as long as I can eat" - Akane Owari
“Beautiful. So beautiful, it just makes me swoon. The most beautiful part about it is that the answer is zero. That said, someone like me thinks that if the answer is going to be zero, there’s really no need to go out of your way to make the calculation.” - Ougi Oshino (about Euler Identity)
"I came, I saw, I slipped" - Watashi
"This time machine can go back only by one minute. It is handy when like... You leave your pizza in microwave one minute too long" - Monokuma
"At times, *hope* can be a terrible burden... It can be a drive to hurt others" - Monaca
"The darkest despair makes hope shine the most" - Nagito Komaeda