It's no big deal if you cannot keep up with others and have less stamina than you expect. It's better to listen to the signals from your body and take a short rest rather than push yourself too hard and run the risk of fatigue..
Emotional outbursts lead you to say things you later regret. It is probably best if you try and remove yourself from any tense situation to a quiet place where you're able to reflect on how you feel..
Otherwise you overwhelm your lover by your determined approach. Being impulsive is difficult and will certainly not work if you're pushing your partner into something they don't feel very keen on.
Get any frustration off your mind by taking a walk or a run! In no time at all you'll still continue to work and be goal oriented, but in additionally you'll be more self-assured and content.
You're settling quarrels or dealing with an on-going upset in your relationship – you definitely have the right personal approach! You should spend as much time as you can with your lover, the person you care about most.