Prophesying was the only human art that couldn't be improved by practice.
To succeed in science, you need to have a passion for the truth.
"The only thing that can save us is the truth. The truth is the only thing that can set us free."
A mind needs books as a sword needs a whetstone if it is to keep its edge.
释义:圣人不会看重一尺长的美玉,却珍惜每一寸光阴。