One never notices what has been done; one can only see what remains…

You cannot hope to build a better world without improving the individuals. To that end each of us must work for his own improvement, and at the same time share a general responsibility for all humanity, our particular duty being to aid …

I believe international work is a heavy task, but that it is nevertheless indispensable to go through an apprenticeship in it, at the cost of many efforts and also of a real spirit of sacrifice: however imperfect it may be, the work of …

Life is not easy for any of us. But what of that? We must have perseverance and above all confidence in ourselves. We must believe that we are gifted for something, and that this thing, at whatever cost, must be attained.

All my life through, the new sights of Nature made me rejoice like a child.

I have no dress except the one I wear every day. If you are going to be kind enough to give me one, please let it be practical and dark so that I can put it on afterwards to go to the laboratory.

The scene was changed. It was a bark that slowly held its way, And o'er its lee the coast of France in the light of evening lay; And on its deck a lady sat, who gazed with tearful eyes Upon the fast receding hills that dim and distant rise.