He's the leader of the next generation.

Source: Tatoeba

A wise leader knows when to listen to others.

Source: Tatoeba

Although the male goat kids are often culled because they will never produce milk, they are sometimes castrated instead and allowed to remain in the herd as a "wether". With a bell around its neck, such a "bellwether" is usually the leader for the rest of the herd.

Source: Tatoeba

A little bit earlier this evening, I received an extraordinarily gracious call from Senator McCain. Senator McCain fought long and hard in this campaign. And he's fought even longer and harder for the country that he loves. He has endured sacrifices for America that most of us cannot begin to imagine. We are better off for the service rendered by this brave and selfless leader.

Source: Tatoeba