Wanting to do something isn’t enough to be able to do it. In most of the cases, people need a lot of courage to do things, they aren’t used to do. We need more enthusiasm and energy to finish tasks. When a person is interested in a field, they often do well and are enthusiastic to work and always active.
Being enthusiastic is the first step to start working on whatever you want, it is the start of the fire, that gives the first push. Looking at the bigger picture, you will find out, that there is a reason for everything. If you have enough interest, then work and work, it is your chance, take the responsibility and do it!