What does this quote mean?

“If you would be loved, love.”

Seneca treats affection as reciprocal practice: the desire to receive love begins with becoming someone who actively gives it.

Source note: Letter 9, on philosophy and friendship; Seneca quotes Hecato while discussing how friendship is formed.

“Do not find your happiness in another’s sorrow.”

A person’s good fortune is morally diminished when it depends on enjoying somebody else’s pain or humiliation.

Source note: The Moral Sayings of Publius Syrus, saying 18, D. Lyman Jr. translation (1856).

“Friendship has more advantages than I can easily name.”

The value of friendship is intentionally left larger than a checklist, because companionship affects many parts of life at once.

Source note: Cicero develops the many practical and moral benefits of friendship throughout De Amicitia.

“A friend may well be reckoned the masterpiece of nature.”

The metaphor elevates a true friendship above ordinary social convenience, treating the relationship as one of human life’s finest achievements.

Source note: Emerson uses this formulation in Friendship while describing the rarity and value of genuine companions.

“The best and most beautiful things in the world cannot be seen nor even touched, but just felt in the heart.”

Some of the most valuable parts of life are experienced through affection, meaning, trust, and inner response rather than physical possession.

Source note: The Story of My Life; the sentence appears in Keller’s correspondence included in the volume.

“Before him, I may think aloud.”

The line describes the relief of a friendship in which thought can be expressed openly before it is polished for public judgment.

Source note: Emerson continues his description of sincerity between friends in the essay Friendship.