The way we see things is affected by what we know or what we believe.
发现的兴奋感永远不会消退。
Those who dream by day are cognizant of many things which escape those who dream only by night.
The obligation of subjects to the sovereign is understood to last as long, and no longer, than the power lasteth by which he is able to protect them.
可持续发展不再是可选项;它是任何希望在未来蓬勃发展的企业的必需品。
——对共产国际派到广州之达林说,1922年4月27日