Every living being is an engine geared to the wheelwork of the universe. Though seemingly affected only by its immediate surrounding, the sphere of external influence extends to infinite distance.
What I must do is all that concerns me, not what the people think. This rule, equally arduous in actual and in intellectual life, may serve for the whole distinction between greatness and meanness.
I believe the twenty-first century can become the most important century of human history. I think a new reality is emerging. Whether this view is realistic or not, there is no harm in making an effort.