Wisdom and penetration are the fruit of experience, not the lessons of retirement and leisure. Great necessities call out great virtues.

Abigail Adams contrasts practical, hard-won judgment with the kind of “wisdom” people imagine can be acquired in quiet study or comfortable withdrawal. In her view, discernment (“penetration”) is forged by lived experience—especially by pressure, responsibility, and the need to act amid uncertainty. The second sentence extends the idea into a moral claim: crises and demanding circumstances do not merely test character; they can summon latent strengths and civic virtues that might otherwise remain dormant. Read together, the lines express a republican-era ethic of active engagement, suggesting that public and private excellence are cultivated through necessity, struggle, and participation rather than ease.