Criticism is above all a gift, an intuition, a matter of tact and flair; it cannot be taught or demonstrated--it is an art.

Uncertainty is the refuge of hope.

It is by teaching that we teach ourselves, by relating that we observe, by affirming that we examine, by showing that we look, by writing that we think, by pumping that we draw water into the well.

Man becomes man only by his intelligence, but he is man only by his heart.

Our life is nothing, it is true, but our life is divine. A breath of nature annihilates us, but we surpass nature in penetrating far beyond her vast phantasmagoria to the changeless and the eternal.

Let mystery have its place in you ; do not be always turning up your whole soil with the ploughshare of self-examination, but leave a little fallow corner in your heart ready for any seed the winds may bring.

The stationary condition is the beginning of the end