It is not the strongest of the species that survive, nor the most intelligent, but the one most responsive to change.
I am not the least afraid to die.
Category: Death And Dying
It is a cursed evil to any man to become as absorbed in any subject as I am in mine.
A man's friendships are one of the best measures of his worth.
Category: Friends And Friendship
I love fools experiments. I am always making them.
What a book a devil's chaplain might write on the clumsy, wasteful, blundering, low, and horribly cruel work of nature!
The highest possible stage in moral culture is when we recognize that we ought to control our thoughts.
A man who dares to waste one hour of his life has not discovered the value of life.
Category: Time And Time Management