Optimism is not just a trait; it's a skill that can be cultivated.
The imagination is a muscle. If it is not exercised, it atrophies.
如果你不倾听客户的声音,你就已经落后了。
科学最令人兴奋的方面是发现一些新的东西,一些以前没有人见过的东西。
 Happiness is at your feet, if only you are willing to lower your head and look for it.