True understanding is possible only when we are fully conscious of our thought, not as an operative observer on this thought, but completely and without the intervention of a choice.
I have many projects in various states of development. Some are on paper and some are in my head. But as I go on, I feel the need to be guided in my choices.
The question of place and climate is most closely related to the question of nutrition. Nobody is free to live everywhere; and whoever has to solve great problems that challenge all his strength actually has a very restricted choice in this matter. The influence of climate on our metabolism, its retardation, its acceleration, goes so far that a mistaken choice of place and climate can not only estrange a man from his task but can actually keep it from him: he never gets to see it.