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。
Escribir es una forma de dar voz a los que no la tienen.
Let me tell you the secret that has led me to my goal. My strength lies solely in my tenacity.
Don't drift into self-pity because it doesn't solve any problems.