You do not have to invest a large amount to make profit, start where you are, Just be sure to research before you invest and ensure you invest in project with real product/service to deliver

If you're aiming high, definitely you've tried to invest more for huge returns. Though crypto investment is a huge risk but through these, people have encourage to take the risk and make profitable. If you have enough money to risk, you better take the chances right now.
Aiming high is good and investing into the space is equally good as well. However, you have to also remember that, no matter how little you put today in the long run, you will still be a lot better when you hold, and holding will be a tough thing to achieve if at some point, you ended up getting greedy and all you put in would erupt some emotional ordeals in you and may make you to start making the wrong decisions
The space is volatile and we all know that, and in the short term, things can actually go haywire, and this is the reason why we always say things like invest what you can afford to lose, so that in those turbulent times, you can easily over look them and focus on the long term.