The use of travelling is to regulate imagination by reality, and instead of thinking how things may be, to see them as they are.

Confidence is contagious. So is lack of confidence.

A house divided against itself cannot stand.

Work is the price which is paid for reputation.

There are things known and there are things unknown, and in between are the doors of perception.

The path to success is to take massive, determined action.

Wonder is the beginning of wisdom.

When I stand before God at the end of my life, I would hope that I would not have a single bit of talent left, and could say, 'I used everything you gave me'.

And no one will listen to us until we listen to ourselves.

There are no limitations to the mind except those we acknowledge.

The most certain sign of wisdom is cheerfulness.

Tact is the knack of making a point without making an enemy.

Not everything that can be counted counts, and not everything that counts can be counted.

A perfection of means, and confusion of aims, seems to be our main problem.

Accuracy is the twin brother of honesty; inaccuracy, of dishonesty.

A house is not a home unless it contains food and fire for the mind as well as the body.

Between stimulus and response there is a space. In that space is our power to choose our response. In our response lies our growth and our freedom.

He who chooses the beginning of the road chooses the place it leads to.

But the fact that some geniuses were laughed at does not imply that all who are laughed at are geniuses. They laughed at Columbus, they laughed at Fulton, they laughed at the Wright brothers. But they also laughed at Bozo the Clown.

Power always thinks it has a great soul and vast views beyond the comprehension of the weak.

Those who can not change their minds can not change anything.