The wise does at once what the fool does at last.
It takes more to make one sage today than it did to make the seven of Greece. And you need more resources to deal with a single person these days than with an entire nation in times past.
Aspire rather to be a hero than merely appear one.
Knowledge without wisdom is double folly.
Life is a warfare against the malice of others.
Know how to choose well. Most of life depends thereon. It needs good taste and correct judgment, for which neither intellect nor study suffices.