The progress of geology has been greatly retarded by the substitution of imaginary causes for the real.
地质学的进步因用想象的原因代替真实的原因而大大受阻。
Don't give up on your dreams because of difficulties.
白色是最奇妙的颜色，因为其中可以找到彩虹的所有颜色。
The true measure of our success isn't in tons extracted, but in lives impacted.
The silence between them was heavy, filled with unspoken words and unresolved emotions.
挑战是伪装的机会；它们推动我们创新和改进。