Nick seems to be a trustworthy person. I don’t ask him for any advices before making important decisions. (However)

The sentence "Nick seems to be a trustworthy person. I don’t ask him for any advice before making important decisions. (However)" could be improved by using the word "however" to show contrast. Here's a revised version: "Nick seems to be a trustworthy person. However, I don’t ask him for any advice before making important decisions." This revision maintains the original meaning while adding the contrasting conjunction "however" to connect the two clauses and show the contrast between Nick being trustworthy and not seeking his advice.