没有人能为你建造那座你必须独自跨越生命之河的桥梁。
"No one can build you the bridge on which you, and only you, must cross the river of life."
PAC学习框架提供了一种形式化的方法来量化概念类的可学习性。
每个回声都包含着它所处空间的历史。
听力及视力是开启心智之门。
严厉的家庭没有凶悍的奴仆,而慈爱的母亲却会有败家的儿子。
Each time you reach out to people, bring them a blessing; then they’ll be happy to see you when you bring them a problem.