One cannot be deeply responsive to the world without being saddened very often. Erich Fromm
What a man does for pay is of little significance. What he is, as a sensitive instrument responsive to the world's beauty, is everything! H. P. Lovecraft
I think I don't regret a single 'excess' of my responsive youth - I only regret, in my chilled age, certain occasions and possibilities I didn't embrace. Henry James
I believe that the brain has evolved over millions of years to be responsive to different kinds of content in the world. Language content, musical content, spatial content, numerical content, etc. Howard Gardner
Power has to be insecure to be responsive. Ralph Nader