Hence, a traveller should be a botanist, for in all views plants form the chief embellishment.

If I had not been so great an invalid, I should not have done so much as I have accomplished.

Intelligence is based on how efficient a species became at doing the things they need to survive.

The man that created the theory of evolution by natural selection was thrown out by his Dad because he wanted him to be a doctor. GAWD, parents haven't changed much.

One hand has surely worked throughout the universe.

Building a better mousetrap merely results in smarter mice.

I often had to run very quickly to be on time, and from being a fleet runner was generally successful; but when in doubt I prayed earnestly to God to help me, and I well remember that I attributed my success to the prayers and not to my quick running, and marvelled how generally I was aided.