If it is possible on your part, live at peace with everyone.
If it be possible--that is, If others will let you. as much as lieth in you--or, "dependeth on you." live peaceably--or, "be at peace." with all men--The impossibility of this in some cases is hinted at, to keep up the hearts of those who, having done their best unsuccessfully to live in peace, might be tempted to think the failure was necessarily owing to themselves.
Verse 18. If it be possible. If it can be done. This expression implies that it could not always be done. Still it should be an object of desire; and we should endeavour to obtain it. As much as lieth in you. This implies two things: (1.)We are to do our utmost endeavours to preserve peace, and to appease the anger and malice of others.
Observe here, 1. The duty directed and exhorted to, namely, peaceableness; Live peacably, that is, be of a peaceable temper, and follow those things which make for peace. Observe, 2. The extent and latitude of this duty: With all men live peacably; not with friends only, or with those of your own judgment and persuasion, but with men of disagreeing humours and interests, with men...