I am admonished in many ways that time is pushing me inexorably along. I am approaching the threshold of age; in 1977 I shall be 142. This is no time to be flitting about the earth. I must cease from the activities proper to youth and begin to take on the dignities and gravities and inertia proper to that season of honorable senility which is on its way.
There are women who have an indefinable charm in their faces which makes them beautiful to their intimates, but a cold stranger who tried to reason the matter out and find this beauty would fail.
Each nation knowing it has the only true religion and the only sane system of government, each despising all the others, each an ass and not suspecting it.
That is the way of the scientist. He will spend thirty years in building up a mountain range of facts with the intent to prove a certain theory; then he is so happy with his achievement that as a rule he overlooks the main chief fact of all-that all his accumulation proves an entirely different thing.
I ordinarily smoke fifteen cigars during my five hours' labours, and if my interest reaches the enthusiastic point, I smoke more. I smoke with all my might, and allow no intervals.
Medicine has made all its progress during the past fifty years. ... How many operations that are now in use were known fifty years ago?-they were not operations, they were executions.
A person that started in to carry a cat home by the tail was gitting knowledge that was always going to be useful to him, and warn't ever going to grow dim or doubtful.