Uprooting is by far the most dangerous of the ills of human society, for it perpetuates itself.

Purity is the power to contemplate defilement.

The contemporary form of true greatness lies in a civilization founded upon the spirituality of work.

The need of truth is more sacred than any other need.

Whatever debases the intelligence degrades the entire human being.

The role of the intelligence - that part of us which affirms and denies and formulates opinions is merely to submit.

If we concentrate our attention on trying to solve a problem of geometry, and if at the end of an hour we are no nearer to doing so than at the beginning, we have nevertheless been making progress each minute of that hour in another more mysterious dimension. Without knowing or feeling it, this apparent barren affort has brought more light into the soul.