The 4th Earl of Chesterfield, Philip Dormer Stanhope, on focus:
« There is time enough for everything, in the course of the day, if you do but one thing at once; but there is not time enough in the year, if you will do two things at a time. »
Source: Letter to his son. Letter IX (April 14, 1747).
(vu dans une newsletter de James Clear le 31 juillet 2026)