“You cannot shake hands with a clenched fist.”

“The most effective way to do it, is to do it.”

“The way to succeed is to double your error rate.”

“When one teaches, two learn.”

“The purpose of life is a life of purpose.”

“There are three constants in life… change, choice and principles.”

“Nothing in life is to be feared. It is only to be understood.”

“Don’t go through life, grow through life.”