The primary rules of obligation are those that require or forbid certain actions.
To write a good love letter, you ought to begin without knowing what you mean to say, and to finish without knowing what you have written.
The truth is a beautiful and terrible thing, and should therefore be treated with great caution.
I don't know what's better gettin' laid or gettin' paid.
"I’m a very positive thinker, and I think that is what helps me the most in difficult moments."