There are two primary choices in life: to accept conditions as they exist, or accept the responsibility for changing them.

Life would be tragic if it weren't funny.

Think good, and good follows. Think evil, and evil follows. You are what you think all day long.

The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.

People won't have time for you if you are always angry or complaining.

Intelligence without ambition is a bird without wings.

Those who cannot change their minds cannot change anything.

No matter what people tell you, words and ideas can change the world.

We should seek the greatest value of our action.