我思考歷史的重量。
She had always been a watcher, a listener, a collector of stories.
可持續(xù)性不是一種選擇,而是一種責任。
孔子說:“吃粗糧、喝白水、彎著胳膊當枕頭,樂也在其中了!缺少仁義的富貴,對我來說,就象天上的浮云。”
The complexity of viruses reminds us how much we still have to learn about biology.