Yeah, I agree with you statement that you mentioned, S/L and T/P are great tools for the profitable trading and S/L can help us to manage our portfolios, so the best thing we need to do is to apply these tools at right time.
Yes, SL will minimize the risk because it will limit risk. I also use SL when trading, not everytime. I use it when i'm not ready to monitor my orders in TenkoFx every time.