孔子曰：“益者三乐，损者三乐。乐节礼乐、乐道人之善、乐多贤友，益矣；乐骄乐、乐逸游、乐宴乐，损矣。”
【译文】 孔子说：“有益的爱好有三种，有害的爱好有三种。爱好礼乐、爱好称赞别人的优点，爱好广结善友，有益处；爱好放荡、爱好闲逛、爱好大吃大喝，有害处。”
对变革的恐惧会扼杀进步，而理解变革能引导进步。
Chemistry is the central science that connects physics and biology.
"You can't do anything about the length of your life, but you can do something about its width and depth."
欲寻珍珠者，必潜至深处。