The supreme goal of all theory is to make the irreducible basic elements as simple and as few as possible without having to surrender the adequate representation of a simple datum of experience.

Turkish soldiers are very brave. They love their homeland and they do not hesitate to give their lives for it if necessary.

Good acts are like good poems. One may easily get their drift, but they are not rationally understood.

[O]nly if every individual strives for truth can humanity attain a happier future; the atavisms in each of us that stand in the way of a friendlier destiny can only thus be rendered ineffective.

The special theory of relativity owes its origins to Maxwell's equations of the electromagnetic field.

Without deep reflection one knows from daily life that one exists for other people.

Beyond the realms of what we see, into the regions or the unexplored limited only by our imaginations.