To such a world of conflict, a world of victims, and executions, it is the job of thinking people not to be on the side of the executioners.
The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.
To him who looks upon the world rationally, the world in its turn presents a rational aspect. The relation is mutual.
The whole difference between construction and creation is exactly this: that a thing constructed can only be loved after it is constructed; but a thing created is loved before it exists.
Educating the mind without educating the heart is no education at all.
Nothing in life is to be feared, it is only to be understood. Now is the time to understand more, so that we may fear less.
The hour of departure has arrived, and we go our ways. I to die, and you to live. Which is better God only knows.
Ignorance more frequently begets confidence than does knowledge: it is those who know little, and not those who know much, who so positively assert that this or that problem will never be solved by science.
If you are going through hell, keep going.