What we gain by experience is more real and more solid than what we gain by reasoning.
通过经验获得的东西比通过推理获得的东西更真实、更坚实。
Sustainability is no longer an option; it's a necessity for survival in today's world.
你永远无法知晓一切,而你所知的一部分总是错误的。
永不言弃