New Revised Standard Version
Was I vacillating when I wanted to do this? Do I make my plans according to ordinary human standards, ready to say “Yes, yes” and “No, no” at the same time?

Contemporary English Version
Do you think I couldn't make up my mind about what to do? Or do I seem like someone who says "Yes" or "No" simply to please others?

New American Bible
So when I intended this, did I act lightly? Or do I make my plans according to human considerations, so that with me it is “yes, yes” and “no, no”?

Douay-Rheims Bible
Whereas then I was thus minded, did I use lightness? Or, the things that I purpose, do I purpose according to the flesh, that there should be with me, It is, and It is not?

Whereas then I was thus minded, did I use lightness? Or, the things that I purpose, do I purpose according to the flesh, that there should be with me, It is, and It is not?

lightness.

Judges 9:4 And they gave him seventy weight of silver out of the temple of Baalberith: wherewith he hired to himself men that were needy, and vagabonds, and they followed him.

Jeremiah 23:32 Behold I am against the prophets that have lying dreams, saith the Lord: and tell them, and cause my people to err by their lying, and by their wonders: when I sent them not, nor commanded them, who have not profited this people at all, saith the Lord.

Zephaniah 3:4 Her prophets are senseless, men without faith: her priests have polluted the sanctuary, they have acted unjustly against the law.

according.

2 Corinthians 1:12 For our glory is this: the testimony of our conscience, that in simplicity of heart and sincerity of God, and not in carnal wisdom, but in the grace of God, we have conversed in this world: and more abundantly towards you.

2 Corinthians 10:2,3 But I beseech you, that I may not be bold when I am present with that confidence wherewith I am thought to be bold, against some who reckon us as if we walked according to the flesh. . . .

John 8:15 You judge according to the flesh: I judge not any man.

Galatians 1:16 To reveal his Son in me, that I might preach him among the Gentiles: immediately I condescended not to flesh and blood.

Galatians 2:2 And I went up according to revelation and communicated to them the gospel which I preach among the Gentiles: but apart to them who seemed to be some thing: lest perhaps I should run or had run in vain.

1 Thessalonians 2:18 For we would have come unto you, I Paul indeed, once and again: but Satan hath hindered us.

yea.

2 Corinthians 1:18-20 But God is faithful: for our preaching which was to you, was not, It is, and It is not. . . .

Matthew 5:37 But let your speech be yea, yea: no, no: and that which is over and above these, is of evil.

James 5:12 But above all things, my brethren, swear not, neither by heaven, nor by the earth, nor by any other oath. But let your speech be: Yea, Yea: No, No: that you fall not under judgment.