When should you leave a happy relationship?

"If you're feeling unappreciated in a relationship, even a 'happy' one, that's a good enough reason to leave," Figueroa says. "If you feel like your 'happy' relationship is one where you don't feel appreciated for who you are, and not just the idea of you, or how you make your partner feel, move on."

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Then, when should you leave someone?

How to Know When It's Time to Let Go of Someone You Love Your needs aren't being met. You're seeking those needs from others. You're scared to ask for more from your partner. Your friends and family don't support your relationship. You feel obligated to stay with your partner. Moreover, how do you know he is not coming back? 18 Signs He Will Never Come Back (And 5 Signs He Will) He won't make eye contact. He doesn't trust you (and doesn't say why) He won't stop dwelling on the past. He returned your stuff. He's in a committed relationship. He suggests you move on. He doesn't want to hang out. He avoids your friends.

Should I just leave him alone?

Even if you are physically attracted to him, disinterest, either verbal or through nonverbal cues such as yawning, crossing his arms or repeatedly looking away, is a good sign that you should leave him alone.