What does 2 Corinthians 1:14 mean?

you also helping together on our behalf by your supplication; that, for the gift given to us by means of many, thanks may be given by many persons on your behalf.

For our boasting is this: the testimony of our conscience, that in holiness and sincerity of God, not in fleshly wisdom but in the grace of God we behaved ourselves in the world, and more abundantly toward you.

For we write no other things to you, than what you read or even acknowledge, and I hope you will acknowledge to the end;

In this confidence, I was determined to come first to you, that you might have a second benefit;

and by you to pass into Macedonia, and again from Macedonia to come to you, and to be sent forward by you on my journey to Judea.

When I therefore was thus determined, did I show fickleness? Or the things that I purpose, do I purpose according to the flesh, that with me there should be the “Yes, yes” and the “No, no?”