The surest foundation of a manufacturing concern is quality. After that, and a long way after, comes cost.

The more difficult a problem becomes, the more interesting it is.

There is not such a cradle of democracy upon the earth as the Free Public Library, this republic of letters, where neither rank, office, nor wealth receives the slightest consideration.

No man will make a great leader who wants to do it all himself or get all the credit for doing it.

Touch his head, and he will bargain and argue with you to the last; Touch his heart, and he falls upon your breast.

Concentrate your energy, thought and capital exclusively upon the business in which you are engaged... 'Don't put all your eggs in one basket' is all wrong. I tell you 'put all your eggs in one basket, and then watch that basket.'

The sole purpose of being rich is to give away money.