The complexity of viruses reminds us how much we still have to learn about biology.
责备自己不如改正自己,纠正事情不如端正心态!这自我反省的态度,太值得学习了!并且改变心态往往比改变行为更重要!
You cannot swim for new horizons until you have courage to lose sight of the shore.
Every cake tells a story, and every story deserves to be celebrated.