Without theory, practice is but routine born of habit. Theory alone can bring forth and develop the spirit of invention. ... [Do not] share the opinion of those narrow minds who disdain everything in science which has not an immediate application. ... A theoretical discovery has but the merit of its existence: it awakens hope, and that is all. But let it be cultivated, let it grow, and you will see what it will become.
"I have been stressing the vital importance of people giving up this habit of eating non-vegetarian food even from my boyhood days. Meat eating fosters animal qualities in man making him descend to the demoniac level; it is a heart-rending sight to see cows being slaughtered to serve as food for man."