冬日之不滥,非爱冰也;夏日之不炀,非爱火也,为不适于身便于体也。
解释:冬天不洗冰水,并不是吝惜冰;夏天不烤火,也不是舍不得火。而是因为这样做对身体不适宜。
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
A scientific man ought to have no wishes, no affections, a mere heart of stone.  
成功的衡量标准不仅仅是季度利润,还包括我们在保护地球的同时如何推进科学发展。