The ethical lines we draw today will shape the science of tomorrow.
网球是一项心理游戏。每个人都很健康,每个人都能打出漂亮的正手和反手。
I prefer to supervise the whole operations of the government myself rather than entrust the public business to subordinates, and this makes my duties very great.
人们不会使用手持计算器来学习计算,但是却会忘记算术。
释义:内心纷杂不净,难以领悟真理;意志不坚定,难以成就功业。