Marxian Socialism must always remain a portent to the historians of Opinion — how a doctrine so illogical and so dull can have exercised so powerful and enduring an influence over the minds of men, and, through them, the events of history.
And when you’re down in the hole, when that moment comes, it’s really okay to feel bad for a little while. Give yourself time to mourn what you think you may have lost but then here’s the key, learn from every mistake because every experience, encounter, and particularly your mistakes are there to teach you and force you into being more who you are. And then figure out what is the next right move.
The idea of a margin of safety, a Graham precept, will never be obsolete. The idea of making the market your servant will never be obsolete. The idea of being objective and dispassionate will never be obsolete.