I would feel more optimistic about a bright future for man if he spent less time proving that he can outwit Nature and more time tasting her sweetness and respecting her seniority.
For the born traveller, travelling is a besetting vice. Like other vices, it is imperious, demanding its victim’s time, money, energy and the sacrifice of comfort.
Educate your children to self-control, to the habit of holding passion and prejudice and evil tendencies subject to an upright and reasoning will, and you have done much to abolish misery from their future and crimes from society.