'Irresponsible' in the Bible

Our soul is greatly filledWith the scoffing of those who are at ease,And with the contempt of the proud [who disregard God’s law].

So when I planned this, was I irresponsible? Or what I plan, do I plan in a purely human way so that I say “Yes, yes” and “No, no” simultaneously?

For you yourselves know how you must imitate us: We were not irresponsible among you;