Noun
the easiest way
Source: WordNetThe line of least resistance in the progress of civilization is to make that theoretical postulate real by the continually increasing force of the world's public opinion. Elihu Root
When mental energy is allowed to follow the line of least resistance and to fall into easy channels, it is called weakness. James Allen
Too many girls follow the line of least resistance but a good line is hard to resist. Raoul Walsh
In marrying him she simply took the path of least resistance Source: Internet