Never crowd youngsters about their private affairs - sex especially. When they are growing up, they are nerve ends all over, and resent (quite properly) any invasion of their privacy. Oh, sure, they'll make mistakes - but that's their business, not yours. (You made your own mistakes, did you not?)
Robert A. HeinleinJill: 'I don't pay attention to politics.' Ben: 'You should. It's barely less important than your own heart beat.' Jill: 'I don't pay attention to that, either.'
Robert A. HeinleinThe most noble fate a man can endure is to place his own mortal body between his loved home and the war's desolation.
Robert A. HeinleinAlmost everything about a human creature is ridiculous, except its ability to suffer bravely and die gallantly for whatever it loves and believes in. The validity of that belief, the appropriateness of that love, is irrelevant; it is the bravery and the gallantry that count.
Robert A. Heinlein