出自汉·桓宽《盐铁论·地广》。贱，指地位低。贫，指没有钱财。地位卑贱并不妨碍一个人的智慧，家境贫寒并不妨碍一个人的品行。这句话言评价一个人的才智、德行不能根据其社会地位、经济状况来作判断。出身低贱的人，不一定没有智慧；家境贫寒的人，不一定没有品行。

The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.

Market changes are always faster than plans; enterprises must have the ability to adapt quickly.

Science is a powerful tool for humanity to understand and transform the world.

The more I see of the representatives of the people, the more I admire my dogs.