Wealth is measured by the level of experience in all aspects of life

Health requires this relaxation, this aimless life. This life in the present.

Should not every apartment in which man dwells be lofty enough to create some obscurity overhead, where flickering shadows may play at evening about the rafters?

Heaven might be defined as the place which men avoid.

Nothing more strikingly betrays the credulity of mankind than medicine. Quackery is a thing universal, and universally successful. In this case it becomes literally true that no imposition is too great for the credulity of men.

To what end do I lead a simple life at all, pray? That I may teach others to simplify their lives? - and so all our lives be simplified merely, like an algebraic formula? Or not, rather, that I may make use of the ground I have cleared to live more worthily and profitably?

I am not afraid that I shall exaggerate the value and significance of life, but that I shall not be up to the occasion which it is.