We cannot change the past, but we can change our view of it.
It is the greatest happiness of the greatest number that is the measure of right and wrong.
One should forgive one's enemies, but not before they are hanged.
Believe in yourself and all that you are.
真相不会让你自由,它只会让你看见锁链。
When you solve a mathematical problem, you don't just get the answer - you understand why it's the answer.