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The young do not know enough to be prudent, and therefore they attempt the impossible, and achieve it, generation after generation.

It is hard to imagine a more stupid or more dangerous way of making decisions than by putting those decisions in the hands of people who pay no price for being wrong.

Freedom is the right to tell people what they do not want to hear.

實驗和學習的文化對于成長至關重要。

We can distinguish the blurred shapes and colours we see at a distance only because of the capacities of our eyes.