history: I started a new job. I was worried about proving myself all over again. When I started a new job. I was nervous about proving myself all over again. It can been nerve-wracking to start a new job. But I'm sure you did well_comma_ right?
current: I did, but I find it hard to trust people. Especially at work.
next: It's wise to be careful but suspecting people all the time may not be healthy. You need to build a good relationship with your new co-workers.