Well, it depends on your capability if how much can you go for risk. For all we know that in investment there is always a certain risk that people may encounter and I think the better way to do investment is by investing only what is your applicable amount of capital so if ever that you're investment is never be worth it and success it's not cause to your financial asset a very big damage.However, it is good also that at first you may gathered a lot of knowledge about this field before you start involving into it.