Letter 49 — On the Shortness of Life (§6)

“I do not deny that one must cast a glance at dialectic; but it ought to be a mere glance, a sort of greeting from the threshold, merely that one may not be deceived, or judge these pursuits to contain any hidden matters of great worth. Why do you torment yourself and lose weight over some problem which it is more clever to have scorned than to solve? When a soldier is undisturbed and travelling at his ease, he can hunt for trifles along his way; but when the enemy is closing in on the rear, and a command is given to quicken the pace, necessity makes him throw away everything which he picked up in moments of peace and leisure.”