If my sentence sounds unnatural, I'd really appreciate it if you give me an alternative way to say it.

When I am upset or feel nervous, I try to observe my feelings from thea third-person perspective.

But for my work, I need to be precise(I am a software engineer. )

Alternatively:

But for my job as a software engineer I need to be precise, so I try not to be too optimistic while at work.

So I try not to be not too optimistic at work.

I would combine these sentences.

If my sentence sounds unnatural, I would really appreciate it if you give me an alternative way to say it.

When I am upset or feel nervous, I try to observe my feelings from thea third-person perspective.

So I try not to be not too optimistic at work.

If my sentence sounds unnatural, I really appreciate it if you give me an alternative way to say it.

Option: "If any of my sentences sound unnatural, I would really appreciate if you give me an alternative way of saying it.

When I am upset or feel nervous, I try to observe my feelings from the third-person perspective.

"...a third person perspective..." is used more often.

That gives me time to understand my feelings, so I can figure out the best action that I can take at that moment.

But for my work, I need to be precise (I am a software engineer. )

I would change it to "... in my work..."; "for" is not wrong, and it conveys the meaning of " in order to execute my work". It's better suited for phrases like "I'll be late for my work."

What isdo your favorite thing like most about your personality?

If my sentence sounds unnatural, I reallywould appreciate it if you give me an alternative ways to say it.

I think, it still could be constructed in a better way.

My favorite thingI like most about my personality is that I can always stay calm.

When I am upset or feel nervous, I try to observe my feelings from thea third-person perspective.

So I try to be not too optimistic at work.

I try to be careful?