It is a good morning exercise for a research scientist to discard a pet hypothesis every day before breakfast. It keeps him young.

It is a good morning exercise for a research scientist to discard a pet hypothesis every day before breakfast. It keeps him young.

对于一位从事研究的科学家来说，每天早餐前抛弃一个宠物假设是一项很好的晨练。这让他保持年轻。

-- Konrad Lorenz 康拉德·洛伦兹