Time and tide wait for no man. A pompous and self-satisfied proverb, and was true for a billion years; but in our day of electric wires and water-ballast we turn it around: Man waits not for time nor tide.
Keep away from people who try to belittle your ambitions. Small people always do that but the really great make you feel that you too can become great. When you are seeking to bring big plans to fruition it is important with whom you regularly associate. Hang out with friends who are like-minded and who are also designing purpose-filled lives. Similarly be that kind of a friend for your friends.
It's awful undermining to the intellect, German is; you want to take it in small doses, or first you know your brains all run together, and you feel them flapping around in your head same as so much drawn butter.