And now I am eking out my days in my corner, taunting myself with the bitter and entirely useless consolations that an intelligent man cannot seriously become anything; that only a fool can become something. Yes, sir, an intelligent nineteenth-century man must be, is morally bound to be, an essentially characterless creature; and a man of character, a man of action - an essentially limited creature. This is my conviction at the age of forty. I am forty now, and forty years - why, it is all of a lifetime, it is the deepest of old age. Living past forty is indecent, vulgar, immoral!
Never give in. Never give in. Never, never, never, never -- in nothing, great or small, large or petty -- never give in, except to convictions of honor and good sense.
To be honest, to be kind-to earn a little and to spend a little less, to make upon the whole a family happier for his presence, to renounce when that shall be necessary and not be embittered, to keep a few friends but these without capitulation-above all, on the same grim condition to keep friends with himself-here is a task for all that a man has of fortitude and delicacy.
Knowledge and understanding are life's faithful companions who will never prove untrue to you. For knowledge is your crown, and understanding your staff; and when they are with you, you can possess no greater treasures.
In speaking to you men of the greatest city of the West, men of the state which gave to the country Lincoln and Grant, men who preeminently and distinctly embody all that is most American in the American character, I wish to preach not the doctrine of ignoble ease, but the doctrine of the strenuous life.
...from the time of Kepler to that of Newton, and from Newton to Hartley, not only all things in external nature, but the subtlest mysteries of life and organization, and even of the intellect and moral being, were conjured within the magic circle of mathematical formulae.