Fear is the darkroom where negatives are developed.
Man is not by nature a social animal.
The greatest intellectual adventures often begin with a simple "What if?"
有比焚书更严重的罪行。其中之一是不读书。
翻译：机遇稍纵即逝，看到合适的时机却犹豫不前，最终只会留下悔恨，该行动时要果断。