If life's journey be endless where is its goal? The answer is, it is everywhere. We are in a palace which has no end, but which we have reached. By exploring it and extending our relationship with it we are ever making it more and more our own.
The ideals which have always shone before me and filled me with the joy of living are goodness, beauty, and truth. To make a goal of comfort or happiness has never appealed to me; a system of ethics built on this basis would be sufficient only for a herd of cattle.
I was originally supposed to become an engineer but the thought of having to expend my creative energy on things that make practical everyday life even more refined, with a loathsome capital gain as the goal, was unbearable to me.
Life seems to be a process of replacing one anxiety with another and substituting one desire for another--which is not to say that we should never strive to overcome any of our anxieties or fulfil any of our desires, but rather to suggest that we should perhaps build into our strivings an awareness of the way our goals promise us a respite and a resolution that they cannot, by definition, deliver.
I had something to do, which most kids really need. Something they can look forward to - a goal, a purpose to work towards. Something to achieve. Keeps them out of trouble.
For what purpose humanity is there should not even concern us: why you are here, that you should ask yourself: and if you have no ready answer, then set for yourself goals, high and noble goals, and perish in pursuit of them!