The ending of a mystery novel is often unexpected, yet it makes perfect sense.
You have to think anyway, so why not think big?
采石场运营中的每个挑战都是创新和改进的机会。
在数学中,提出问题的艺术必须比解决问题更有价值。
只有首先看到事情的可能性,才会有发生的机会。