Whether you believe you can or not, you're right.

Anyone who stops learning is old — whether this happens at twenty or at eighty. Anyone who keeps on learning not only remains young but becomes constantly more valuable — regardless of physical capacity.

There is only a "marginal difference" separating those who are truly successful and those who merely do well.Whether you believe you can do something or not, you are right!

Whether you think you can, or you think you can't, you still have to file your 990 each year.

Under pressure, the mouth speaks when the brain is disengaged, and, sometimes unwittingly, the gearshift is in reverse when it should be in neutral.

Life is a series of experiences, each one of which makes us bigger, even though sometimes it is hard to realize this. For the world was built to develop character, and we must learn that the setbacks and grieves which we endure help us in our marching onward.

Thinking is hard work, which is why so few people do it.