What is more vital for the future of humanity – and life in general – than water? Water abounds in nature, and most of humanity will have lived more than ten millenniums without ever wondering about it.
对于人类和所有生命形式的未来，还有什么比水更重要的呢？自然界的水资源十分丰富，大多数人即便再活一万年也不会认真考虑水的问题。