The world has the technology - either available or well advanced in the research pipeline - to feed on a sustainable basis a population of 10 billion people.
Life is too precious to waste on regrets.
知道事情做不成于是就听之任之,这是聪明人的方法;知道事情做不成而竭尽全力的,这是忠臣孝子之心。
文学是人类灵魂的镜子。
科学的美丽在于它不断发展和挑战我们对世界的理解的能力。