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Cover of Time Enough For Love

Science Fiction · 2021 · PG-13

Time Enough For Love

by Robert A. Heinlein

The oldest living human — and a philosopher of free love — reflects on two thousand years of life

Journey through time and space with the longest-living man in the universe in this mind-bending novel from New York Times bestselling Grand Master of Science Fiction Robert A. Heinlein. Time Enough for Love follows Lazarus Long through a vast and magnificent timescape of centuries and worlds. Heinlein's longest and most ambitious work, it is the story of a man so in love with Life that he refused to stop living it, and so in love with Time that he became his own ancestor.

For14+GenreScience FictionLength605 pagesRead time~16 hoursCommunity ratings0

This analysis was generated by AI from publicly available reader reviews, literary criticism, and book discussions. It has not been verified by a BookLens community reviewer and may contain errors. Be the first to verify →

Content snapshot

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What's in this book, at a glance — five things readers want to know before they start.

Violence

Some

Some violence across the long span of Lazarus's life

Language

Some

Some strong language

Sexual Content

A lot

Explicit sexual content; an incest subplot with a time-travel dimension is treated non-critically

Substance Use

Barely any

Some drinking and substance use across centuries of living

Emotional Intensity

Some

The philosophical weight of a 2000-year life and what it means to have truly lived

What this book is about

Robert Heinlein's 1973 novel follows Lazarus Long, a 2000-year-old man reluctantly convinced to tell the stories of his extraordinarily long life. The novel is philosophical and picaresque, exploring Heinlein's libertarian and free-love ideas through Lazarus's adventures. An incest subplot — Lazarus travels back in time and has a relationship with his own mother — is a controversial element the novel does not treat as problematic. Heinlein's ideas about sexuality and relationships are explicitly present throughout.

Notes for sensitive readers

Reader-flagged moments and themes that may affect your experience.

Incest subplot treated non-critically

Explicit sexual content

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