I have learned that only two things are necessary to keep one's wife happy. First, let her think she's having her own way. And second, let her have it. ↗
I owe very, very much to Mozart; and if one studies, for instance, the way in which I write for string quartet, then one cannot deny that I have learned this directly from Mozart. And I am proud of it! ↗
The chief lesson I have learned in a long life is that the only way you can make a man trustworthy is to trust him; and the surest way to make him untrustworthy is to distrust him. ↗