It behooves every man who values liberty of conscience for himself to resist invasions of it in the case of others: or their case may by change of circumstances become his own.

Everyone thinks of changing the world but no one thinks of changing himself.

Design can never be an ultimate explanation for anything. It can only be a proximate explanation. A plane or a car is explained by a designer but that's because the designer himself the engineer is explained by natural selection.

It is very sad for a man to make himself servant to a single thing his manhood all taken out of him by the hydraulic pressure of excessive business.

No person will make a great business who wants to do it all himself or get all the credit.

It is easy enough to be friendly to one's friends. But to befriend the one who regards himself as your enemy is the quintessence of true religion. The other is mere business.

The leader who exercises power with honor will work from the inside out starting with himself.

Nothing so conclusively proves a man's ability to lead others as what he does from day to day to lead himself.

There is small risk a general will be regarded with contempt by those he leads if whatever he may have to preach he shows himself best able to perform.

The best teacher is the one who suggests rather than dogmatizes and inspires his listener with the wish to teach himself.