Most people have no concept of how an automatic transmission works, yet they know how to drive a car. You don't have to study physics to understand the laws of motion to drive a car. You don't have to understand any of this stuff to use Macintosh.

For good or for ill, air mastery is today the supreme expression of military power and fleets and armies, however vital and important, must accept a subordinate rank. 

Study' was the cry that reverberated in the corridors of my mind. Study to enable yourself to face the arguments advanced by opposition. Study to arm yourself with arguments in favor of your cult. I began to study.

Just as a candle cannot burn without fire, men cannot live without a spiritual life.

Climbing to the top demands strength, whether it is to the top of Mount Everest or to the top of your career.

A man who was completely innocent, offered himself as a sacrifice for the good of others, including his enemies, and become the ransom of the world. It was a perfect act.

For the past 33 years, I have looked in the mirror every morning and asked myself: 'If today were the last day of my life, would I want to do what I am about to do today?' And whenever the answer has been 'No' for too many days in a row, I know I need to change something.

You can't build a reputation on what you are going to do. 

Religion is all bunk.

Your future can be secured by what you are sowing today—not what you are harvesting today.

The price of greatness is responsibility. 

The more people smoke herb, the more Babylon fall.