We all live in the past, because there is nothing else to live in. To live in the present is like proposing to sit on a pin. It is too minute, it is too slight a support, it is too uncomfortable a posture, and it is of necessity followed immediately by totally different experiences, analogous to those of jumping up with a yell.

The Quotable Chesterton: A Topical Compilation of the Wit, Wisdom and Satire of G.K. Chesterton (ed. 1986)