Life without a purpose is useless. And purpose without working for it is wasting your time. Like Winston Churchill said: "Continuous effort - not strength or intelligence - is the key to unlocking our potential."
The fact is you have to move out of your comfort zone which is zone wherein everything safe is for you. But when you go out of it - new experience such as new person, situation - it becomes anxiety. There are two sollutions to cope with it. On the one hand, you cope with your anxiety by keep controling it. On the other hand, you keep persevering to focus on your goal till you achieve it.
Other extern factors that you need in your personal life to complete of it are sport and crucial nutrients from health food. By import nutrients think of Omega3, Vitamine B11,12.
P.S Although this above nothing has to do with music it is just my point of view about life in general that I wanted to share....No intention to give anyone any not aksed advice