Every book is a new adventure in making.

I only hope that we never lose sight of one thing - that it was all started by a mouse.

The mind is a system of coordinated activities.

The only way to deal with the complexity of the world is to simplify it.

生活要么是一场大胆的冒险，要么什么都不是。

I cannot but be astonished that Socrates， after having so often repeated to his fellow citizens that he did not pretend to any wisdom， but had been appointed by the gods to a mission of benevolence towards them， should have been condemned to death.