The worst kind of person is someone who makes someone feel bad, dumb or stupid for being excited about something.
You must be the change you wish to see in the world.
Innovation is the eternal driving force for enterprise development. Only through continuous innovation can we remain invincible in the fierce market competition.
When you lend somthing pretend you are gifting. If it is returned， you'll be surprised and happy
如果人們不相信數(shù)學是簡單的，那只是因為他們沒有意識到生活有多么復(fù)雜。