There is no pain so great as the memory of joy in present grief.

The greatest good you can do for another is not just to share your riches but to reveal to him his own.

A constant struggle, a ceaseless battle to bring success from inhospitable surroundings, is the price of all great achievements.

Most people say that it is the intellect which makes a great scientist. They are wrong: it is character.

That some achieve great success, is proof to all that others can achieve it as well.

The greatest discovery of all time is that a person can change his future by merely changing his attitude.

All great and beautiful work has come of first gazing without shrinking into the darkness.

If you cannot do great things, do small things in a great way.

A great pleasure in life is doing what people say you cannot do.

A little thought and a little kindness are often worth more than a great deal of money.