Common sense invents and constructs no less than its own field than science does in its domain. It is, however, in the nature of common sense not to be aware of this situation.

Common sense is nothing more than a deposit of prejudices laid down by the mind before you reach eighteen.

Common sense is that layer of prejudices which we acquire before we are sixteen.

Common sense is the collection of prejudices acquired by age eighteen.

I never allow myself to become discouraged under any circumstances. The three great essentials to achieve anything worthwhile are first, hard work, second, stick-to-ittiveness, third, common sense.

Common to all these types is the anthropomorphic character of their conception of God. In general, only individuals of exceptional endowments, and exceptionally high-minded communities, rise to any considerable extent above this level. But there is a third stage of religious experience which belongs to all of them, even though it is rarely found in a pure form: I shall call it cosmic religious feeling. It is very difficult to elucidate this feeling to anyone who is entirely without it, especially as there is no anthropomorphic conception of God corresponding to it.

Each ray of light moves in the coordinate system ‘at rest’ with the definite, constant velocity V independent of whether this ray of light is emitted by a body at rest or a body in motion.

Economists and workplace consultants regard it as almost unquestioned dogma that people are motivated by rewards, so they don’t feel the need to test this. It has the status more of religious truth than scientific hypothesis. The facts are absolutely clear. There is no question that in virtually all circumstances in which people are doing things in order to get rewards, extrinsic tangible rewards undermine intrinsic motivation.The bonus myth: How paying for results can backfire The world is a dangerous place, not because of those who do evil, but because of those who look on and do nothing.