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水之积也不厚,则其负大舟也无力。覆杯水于坳堂之上,则芥为之舟,置杯则胶,水浅而舟大也。风之积也不厚,则其负大翼也无力,故九万里,则风斯在下矣,而后乃今培风,背负青天而莫之夭阏者,而后乃今将图南。
积聚的水如果不深,就无力浮起大船。倒一杯水在堂前的凹地,芥草浮在上面就是小船了,放一只水杯在上面就动不了了,是因为水浅而船大。聚集的风如果不大,就无力载负巨大的双翼,因而大鹏扶摇而上九万里,疾风在下面劲吹,然后才能凭借风力,背负蓝天而无可阻挡,才能够一路南飞。
The future of coal lies not in its quantity but in how cleanly and efficiently we can use it.
"The heart has its reasons which reason knows not."
To do mathematics is to explore a universe of ideas, where the only limit is your imagination.