Books say: She did this because. Life says: She did this. Books are where things are explained to you; life is where things aren't.
The study of psychology must include the study of the environment in which the mind operates.
In economics, the devil is often in the details.
I have so much admiration for women who are married, have kids, and work full time. I don't know how you do it. I don't think I could.
The only way to learn mathematics is to do mathematics.