Psychology must be based on observable facts, not speculation.

I write to challenge the status quo, to question the given.

It is the duty of the inventor to make his work as useful and as accessible as possible to the public.

When I hear the word culture, I reach for my checkbook.

A man who knows why he lives can endure any kind of life.

在化学中，就像在生活中一样，最具变革性的反应往往发生在学科之间的边界上。