Koan
Heat and cold
A monk asked, "How can we escape the cold and the heat?" Dongshan said, "When it is cold, be completely cold. When it is hot, be completely hot."
Blue Cliff Record, case 43
How to sit with it
Whatever today's discomfort is, stop bracing against it for a minute and feel it fully.
Read it once more, slowly. Then sit for two minutes and let it stay in the background. There is nothing to solve. New to this? Read what a koan is.