Nothing builds self-esteem and self-confidence like accomplishment.

Dishonesty is the raw material not of quacks only, but also in great part dupes.

The most unhappy of all men is the man who cannot tell what he is going to do, who has got no work cut-out for him in the world, and does not go into it. For work is the grand cure of all the maladies and miseries that ever beset mankind,honest work, which you intend getting done.

Man, it is not thy works, which are mortal, infinitely little, and the greatest no greater than the least, but only the spirit thou workest in, that can have worth or continuance.

Social Science, is not a 'gay science' but rueful, which finds the secret of this universe in 'supply and demand' and reduces the duty of human governors to that of letting men alone. Not a 'gay science', no, a dreary, desolate, and indeed quite abject and distressing one; what we might call, the dismal science

Ill-health, of body or of mind, is defeat. Health alone is victory. Let all men, if they can manage it, contrive to be healthy!

That there should one man die ignorant who had capacity for knowledge, this I call a tragedy.