The existence of the natural world is the same kind of fact as the existence of any proposition.
自然界的存在与任何命题的存在是同一类型的事实。
人们可以非常聪明或拥有直接适用的技能,但如果他们不真正相信它,那么他们就不会真正努力工作。
The future of food security lies beneath the waves, if we're wise enough to cultivate it properly.
Climate change is the greatest challenge our industry has ever faced, but also our greatest opportunity.