У него сразу время фигурирует в принципах математике. Я вчера вечером прочитал и впечатлился, потому что раньше видел похожую идею у Бергсона: Тем более, что Бергсон называл свой философский метод интуицией.
This perception of a move of time may be described as the falling apart of a life moment into two distinct things, one of which gives way to the other, but is retained by memory. If the twoity thus born is divested of all quality, it passes into the empty form of the common substratum of all twoities. And it is this common substratum, this empty form, which is the basic intuition of mathematics. (Brouwer 1981, 4–5)
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This perception of a move of time may be described as the falling apart of a life moment into two distinct things, one of which gives way to the other, but is retained by memory. If the twoity thus born is divested of all quality, it passes into the empty form of the common substratum of all twoities. And it is this common substratum, this empty form, which is the basic intuition of mathematics. (Brouwer 1981, 4–5)
https://plato.stanford.edu/entries/intuitionism/