我不让恐惧阻止我，我让它推动我。
Thought and behavior are inseparable in the living organism.
The only way to do great work is to love what you do.
The healthy social life is found when in the mirror of each human soul the whole community finds its reflection, and when in the community the virtue of each one is living.
Every ton of ore we extract carries with it a responsibility to the future.
