在我看来，自然界是最大的兴奋来源；最大的视觉美来源；最大的智力兴趣来源。它是生命中许多让生活有价值的东西的最大来源。
It seems to me that the natural world is the greatest source of excitement; the greatest source of visual beauty; the greatest source of intellectual interest. It is the greatest source of so much in life that makes life worth living.
