a chain is only as strong as its weakest link

a chain is only as strong as its weakest link

If one part of something is weak, it jeopardizes the integrity, quality, or effectiveness of the whole. I need to make sure that everyone on our debate team is well-prepared, since a chain is only as strong as its weakest link.
See also: chain, link, strong, weak
References in periodicals archive ?
IF A CHAIN is only as strong as its weakest link, it begs the question, which is the weakest link of our supply chain?
"A chain is only as strong as its weakest link. We are truly proud that in future cooperation with Versatile Security we will provide our customers with high quality security solutions in the field of smart card management.
However, just as a chain is only as strong as its weakest link, a multi-joint movement can create a problem in cases of muscular fatigue.
Here the following principle can be applied: A chain is only as strong as its weakest link.