What is "tautologies"

Usage examples of "tautologies".

What Macbeth finds staggering in this is the ease with which the leaders of the field not only accept such tautologies blithely as inherent in their belief system, but are unable to see anything improper in tautological reasoning or the meaninglessness of any conclusions drawn from it.

I thought it would be useful also, in all new draughts, to reform the style of the later British statutes, and of our own acts of assembly, which from their verbosity, their endless tautologies, their involutions of case within case, and parenthesis within parenthesis, and their multiplied efforts at certainty by saids and aforesaids, by ors and by ands, to make them more plain, do really render them more perplexed and incomprehensible, not only to common readers, but to the lawyers themselves.