平易恬淡,则忧患不能入,邪气不能袭,故其德全而神不亏。
淡泊平静,忧患就不能影响,邪气就不能侵袭,就德性完备而精神不损。
The old believe everything; the middle-aged suspect everything; the young know everything.
Civilization as it is known today could not have evolved, nor can it survive, without an adequate food supply.