Will I get clients... Will I get a income... Do I risk it... STOP!. You worry too much.
Let's face it. Our biggest worry is not being able to make the end of the month. I agree. When you start, you wonder if you can truely afford to risk venturing into freelancing. The answer is simple. If you can't. Don't You can easily begin freelancing part time with the use of simplified tools. Web and graphique developement isin't as time consuming as it use to be 20 years ago.
Failing is the most important process of learning.
If you are an average developer, in 15 hours you can have a beautiful responsive website ready for a first visual to any client. Optimise your time with software and tools that take away all the tedious work related to web design. Here is a great one on Envate :Freelance Cockpit 3 - Project Management and CRM
And if you are still worried then look at it this way. The new web era is rising. Clients are searching for the best value on the market. As a freelancer you can offer that. You will gain your clients and as long as you implement some recurring services, then why are you even worried! Go sign your first client today, you will free amazing knowing that you are working on your proper success formula.