not meaning to say, don't do your home work or don't practice until your comfortable. the only way to get your feet wet is by placing them in the water. Dealing with anxieties that affect our decision making process, one must hit them head on. you must put your metal to the test to see how well you do in a real environment. Its not fun, but that's how the conditioning process works. until your in, your not really in and the longer you stay in, the quicker you recover from your anxiety. Fear is not real!
Spielberg said,
"The more frightened I am, the more I have to run into what's scaring me to figure out what it is.”
Spielberg also said,
"The work that I'm proudest of is the work that I'm most afraid of."
"One who cannot come to a decision will suffer for it, as in I couldn't make up my mind, and now the offer has expired—he who hesitates is lost. Although the idea is undoubtedly older, the present wording is a misquotation or an adaptation from Joseph Addison's play Cato (1712): “The woman that deliberates is lost"