Lives based on having are less free than lives based either on doing or being.

Our theories are wedged and controlled as nothing else is. Yet sometimes alternative theoretic formulas are equally compatible with all the truths we know, and then we choose between them for subjective reasons. We choose the kind of theory to which we are already partial: we follow 'elegenace' or 'economy'

The deepest longing in the human breast is the desire for appreciation.

The one who thinks over his experiences most, and weaves them into systematic relations with each other, will be the one with the best memory.

The perfect stillness of the night was thrilled by a more solemn silence. The darkness held a presence that was all the more felt because it was not seen. I could not any more have doubted that HE was there than that I was. Indeed, I felt myself to be, if possible, the less real of the two.

A chain is no stronger than its weakest link, and life is after all a chain.

What holds attention determines action.