All
Part of speech: adverb
Definition: . Apiece; each. So much.
Part of speech: determiner
Definition: Every individual or anything of the given class, with no exceptions (the noun or noun phrase denoting the class must be plural or uncountable). Throughout the whole of (a stated period of time; generally used with units of a day or longer). Everyone. Everything. Completely.
Part of speech: noun
Definition: Everything possible. The totality of one's possessions.
Each
Part of speech: determiner
Definition: all; every; )}}every one; every thingFor one; per
Part of speech: noun
Definition: An individual item: the least quantitative unit in a grouping.
Example sentence: You cannot hope to build a better world without improving the individuals. To that end, each of us must work for his own improvement and, at the same time, share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.