We should distrust any enterprise that requires new clothes. – Henry David Thoreau, Walden

We are at the very beginning of time for the human race. It is not unreasonable that we grapple with problems. But there are tens of thousands of years in the future. Our responsibility is to do what we can, learn what we can, improve the solutions, and pass them on. – Richard P. Feynman

Is civilization only a higher form of idolatry, that man should bow down to a flesh-brush, to flannels, to baths, diet, exercise, and air? – Mary Baker Eddy

Man — despite his artistic pretensions, his sophistication, and his many accomplishments — owes his existence to a six inch layer of topsoil and the fact that it rains. – Author and exact wording unknown, I’ve been told this was quoted by Paul H