One internet analysis describes the meaning of the poem as "Act now to make the most of your life. In other words, says the poem, aggressively pursue a goal rather than sitting idly by waiting for good things to happen. Be proactive. Take a risk. You can't dream your way to your goal." ref.
And yes, I'm fully aware that tonnes of people probably have this inked but whatevz, I'm not going to not get something (double negative win) that I want just people other people have it too.
I'm currently favouring a design with the aforementioned quote, roses and fantails. Roses being a) mentioned in the quote, b) my name, c) a symbol of all sorts of wicked stuff and d) in my garden growing up. Fantails being a) awesome b) a symbol of death (appropriate to quote) and c) abundant at my mothers farm, lots of fuzzy memories, etc.