Why would you do that? Then, there would be nothing to be spent by you.
Just invest those you think you can afford and have something left for yourself and for emergency purposes. That is not how investing should be. It is suicide. Actually this is a dumb question but I think you need some light.
First I meant most ..
second.. it is profitable.. and I am just asking.. I thought that people grow their bitcoin real.. fast isn't they?
No. I know that investment can double your money but not all the time. I never want to lose something that I have. Think first the advantage and advantages when it comes to investment. You don't need to put all your money at a time if you don't want to lose all you have even if your a risk taker.