All ideas having large consequences are always simple.

Interpreting the Topic

The proposition, attributed to Leo Tolstoy, claims an inverse law of history: the ideas that move the world most are the ones a child can state. Complexity persuades committees; simplicity moves civilizations — because a simple idea is communicable, universal and scalable. The essay must prove this across domains, then add the mature caveat that simple ideas demand complex execution and can be weaponized as slogans.

Dimensions to Develop

• Science and mathematics: zero — a symbol for nothing — enabled all of modern computation; Darwin's natural selection is one sentence with a library of consequences; germ theory ('invisible organisms cause disease') created modern medicine; oral rehydration solution — sugar, salt, water — has saved tens of millions of lives, called one of the century's most important medical advances.
• Politics and freedom: 'all human beings are equal' dissolved empires and caste hierarchies; 'one person, one vote' built the world's largest democracy; Gandhi's satyagraha — refuse to obey injustice, accept the suffering — and its most literal act, lifting a pinch of salt at Dandi in 1930, shook an empire.
• Economy and technology: compound growth explains both prosperity and debt traps; Yunus's microcredit rested on one insight — the poor are creditworthy; UPI's single simple idea, interoperable instant payment, now moves nearly half the world's real-time transactions.
• Why simplicity wins: simple ideas travel — they need no priesthood to interpret them; they scale across cultures; Occam's razor makes simplicity a test of truth itself.
• The caution: simple is not simplistic. E=mc2 took decades of physics to reach; MGNREGA's simple promise of work required massive administrative machinery; and demagogues exploit false simplicity — slogans that flatten complex realities. Great simplicity lies on the far side of complexity, not before it.

Quotes and Anchors

• Attributed to Einstein: everything should be made as simple as possible, but not simpler.
• Thoreau: simplify, simplify.
• Dandi March (1930) as the essay's emblematic image.

Closing Synthesis

Conclude that simplicity is the final form of mastery: the thinker's task is to pass through complexity and emerge with an idea plain enough to belong to everyone — for ideas become consequential only when the many can carry them.