[26M] Advice on getting back on the game

Hey everyone, I started the investing journey a bit later than most (at 23), but unfortunately 1.5 years later I had to cash out and spend a large amount of my capital due to some unavoidable expenses. Things have stabilized right now and I feel confident I can start investing again. At the moment I have about 15k EUR in cash (which I kind of want to keep as my emergency fund) and about 1.5k EUR in All World ETF. In terms of net worth, it's nowhere near where I expected to be at this age when I