Efficiency in energy production is the cornerstone of sustainable development.
El poeta es un testigo de su tiempo, un cronista de la emoción humana.
What we know is not much. What we do not know is immense.
The absence of alternatives clears the mind marvelously.
I don't let the world change my heart.
Sometimes you just have to pick yourself up and carry on.
The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.