The act of praying is the very highest energy of which the human mind is capable; praying, that is, with the total concentration of the faculties. The great mass of worldly men and of learned men are absolutely incapable of prayer.

Nothing is as contagious as enthusiasm. It is the real allegory of the myth of Orpheus; it moves stones, and charms brutes. It is the genius of sincerity, and truth accomplishes no victories without it.

I never knew a trader in philanthropy who was not wrong in his head or heart somewhere or other.

Great old books of the great old authors are not in everybody's reach; and though it is better to know them thoroughly than to know them only here and there, yet it is a good work to give a little to those who have neither time nor means to get his own belief.

The wise only possess ideas; the greater part of mankind are possessed by them.

Courage multiplies the chances of success by sometimes making opportunities, and always availing itself of them; and in this sense Fortune may be said to favor fools by those who, however prudent in their opinion, are deficient in valor and enterprise.

An idea, in the highest sense of that word, cannot be conveyed but by a symbol.