“How could you make appeal to the future when not a trace of you, not even an anonymous word scribbled on a piece of paper, could physically survive?”

Generation of Greatness (1957)
Context: In thinking about what the human animal might have gone through in the evolutionary process, have you wondered how some of the small changes which must have occurred could have had survival value? Haven't you wondered how they could have survived, when, in all of our experimental work every small change we make dies? … How many changes must have occurred in the human eye, occurred and died, before one change came along — an apparently trivial change … that gave the whole animal a significant increase in its power to perceive and hunt down its enemies and find its food. This is the kind of change that survives.

Source: Catching Fire

Source: Paint it Black

Source: White Oleander

Source: What Happened to Goodbye

Source: All the King's Men (1946)

Source: The Money Game (1968), Chapter 7, Identity And Anxiety, p. 81

It happened like this: the grown-up had drawn pictures for the child several times and said "this is a man," "this is a house," etc. And then the child makes some marks too and asks: what's this then? p. 17e

Ref: en.wikiquote.org - Ludwig Wittgenstein / Quotes / Culture and Value (1980)
1930s-1951, Philosophical Occasions 1912-1951 (1993)
Source: Philosophical Occasions: 1912-1951