From Longman Dictionary of Contemporary Englisha little (of something) goes a long waya little (of something) goes a long wayspoken used to say that only a small amount of something is needed or has a great effect A little kindness goes a long way. → little
Examples from the Corpus
a little (of something) goes a long way• A little ketchup goes a long way.• Clearly, a little imagination goes a long way.• Like a powerful adhesive, a little of it goes a long way. 