I have always considered that the true test of a machine is its practical utility in the hands of the common laborer.

Young researchers should not be afraid to challenge conventional wisdom.

People are curious. A few people are. They will be driven to find things out, even trivial things. They will put things together, knowing all along that they may be mistaken.

金钱和成功不会改变人，它们只会放大已有的本性。