The step between practical and theoretic science, is the step between the miner and the geologist, the apocathecary and the chemist.

What right have you to take the word wealth, which originally meant well-being, and degrade and narrow it by confining it to certain sorts of material objects measured by money.

In my house there is no attempt whatever to secure harmonies of colour, or form, or furniture.... I am entirely independent for daily happiness upon the sensual qualities of form or colour-when I want them I take them either from the sky or from the fields.

People are eternally divided into two classes, the believer, builder, and praiser...and the unbeliever, destroyer and critic.

Civilization is the making of civil persons.

Every great man is always being helped by everybody, for his gift is to get good out of all things and all persons.

Once thoroughly our own, the knowledge ceases to give us pleasure.