Where observation is concerned, chance favors only the prepared mind. - Louis Pasteur

I am on the edge of mysteries and the veil is getting thinner and thinner.

Happy is he who bears a god within, and who obeys it. The grandeur of human actions is measured by the inspiration from which they spring.

whatever your career may be, do not let yourselves become tainted by a deprecating and barren scepticism, do not let yourselves be discouraged by the sadness of certain hours which pass over nations. Live in the serene peace of laboratories and libraries. Say to yourselves first : ' What have I done for my instruction ? ' and , as you gradually advance, 'What have I done for my country?' until the time comes when you may have the immense happiness of thinking that you have contributed in some way to the progress and to the good of humanity. But, whether our efforts are or not favoured by life, let us be able to say, when we come near the great goal, ' I have done what I could