The only valid data for psychology are observable behaviors.
"You have to put in the hours because there’s always something which you can improve."
Don't let anyone tell you that you can't do something
心理学不应关注静态元素，而应关注有机体与环境之间的动态相互作用。
Mathematics is not a spectator sport.
The truth is often hidden in the silence between words.
Books make great gifts because they have whole worlds inside of them.
A good story is one that stays with you long after you've finished reading it.