It was on the 10th day of May - 1884 - that I confessed to age by mounting spectacles for the first time, and in the same hour I renewed my youth, to outward appearance, by mounting a bicycle for the first time. The spectacles stayed on.

Of all the animals, man is the only one that is cruel. He is the only one that inflicts pain for the pleasure of doing it.

I am not given to exaggeration, and when I say a thing I mean it.

Success is a journey, not a destination. It requires constant effort, vigilance and reevaluation.

There is no such thing as a new idea. We simply take a lot of old ideas and put them into a sort of mental kaleidoscope.

There comes a time in every rightly constructed boy's life when he has a raging desire to go somewhere and dig for hidden treasure.

Eight grown Americans out of ten dread the coming of the Fourth, with its pandemonium and its perils, and they rejoice when it is gone-if still alive.