记忆是奇怪的动物：在你最不经意时咬你一口。
La memoria es un animal extraño: muerde cuando menos lo esperas.
The boundaries of our knowledge are the frontiers of our curiosity.
Sustainability isn't an option; it's a necessity for the survival of our industry.
"Every mental state is transitional."
The greatest thing you'll ever learn is just to love and be loved in return.
The greatest wisdom is to recognize one's own ignorance.