"The greater the difficulty, the more the glory in surmounting it. " — Euripides

By perseverance the snail reached the ark

If you think you can do it, you can.

Science has done more for the development of western civilization in one hundred years than Christianity did in eighteen hundred years.

You must have the bird in your heart before you can find it in the bush.

A good metaphor is something even the police should keep an eye on

The worst thing that can happen to a man who gambles is to win

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