People with a sense of fulfillment think it a good world and would like to conserve it as it is, while the frustrated favor radical change.
Only when one plunges into the powerful current of the times will one's life shine brilliantly.
机械和节省劳力的装置只有在降低制造成本时才具有价值。
创新是水产养殖的命脉;没有它,我们就会停滞不前,无法满足地球日益增长的需求。
我们站在巨人的肩膀上,他们首先将地球想象为一个动态系统。