Hippocrates on maturity

As to diseases, make a habit of two things — to help, or at least, to do no harm.

Time is that wherein there is opportunity, and opportunity is that wherein there is no great time.

Maturity is a bitter disappointment for which no remedy exists, unless laughter can be said to remedy anything.

Kurt Vonnegut1922–2007Cat’s Cradle (1963), Chapter 88

• Laughter

Immoderate desire is the mark of a child, not a man.

Democritus460–360 BCFreeman (1948), p. 152

I live in that solitude which is painful in youth, but delicious in the years of maturity.

Albert Einstein1879–1955Out of My Later Years (1950), Ch. 2 “Self-Portrait” (1936), p. 5

• Age