investing is more of a side thing.

if you dont have money to begin with i'd say focus on more tangible projects.

also
>highly speculative
it all depends your capacity for risk/reward.

You are very likely to lose what little you have if you are too thirsty.

There are two basic paths you can go down depending on what you want out of life.

Option 1 is to invest in a traditional diversified portfolio and continue adding to it throughout your working life until you have enough to retire.

Option 2 is to risk that money in hopes of a substantial return. For example, you could leverage that money with options and potentially control millions of euros worth of equity, or else you could be an angel investor in a startup business and help them make it big.

You could think out of the box and invest in insulation your house or buying led light bulbs