A man is known by the books he reads.

Success in your work, the finding a better method, the better understanding that insures the better performing is hat and coat, is food and wine, is fire and horse and health and holiday. At least, I find that any success in my work has the effect on my spirits of all these.

All the tools and engines on earth are only extensions of man's limbs and senses.

With the past, I have nothing to do; nor with the future. I live now.

There is one other reason for dressing well, namely that dogs respect it, and will not attack you in good clothes.

Love and you shall be loved. All love is mathematically just, as much as two sides of an algebraic equation.

So each man, like each plant, has his parasites. A strong, astringent, bilious nature has more truculent enemies than the slugs and moths that fret my leaves. Such a one has curculios, borers, knife-worms; a swindler ate him first, then a client, then a quack, then smooth, plausible gentlemen, bitter and selfish as Moloch.