There are always going to be skeptics. Prove them wrong.
The good news is that it doesn't cost much money to change your thinking. In fact, it can be done for free.
Finding good partners is the key to success in anything: in business, in marriage and, especially, in investing.
Sometimes we win, sometimes we learn.
I would say raising capital is one of the weakest things for most entrepreneurs.
The world's not going to wait for you. If you have an idea, put some effort behind it and get it out there.