Thankfully it's not a requirement. [In truth, few do.]

Perhaps it's your perspective? Sometimes life throws unexpected things at us to challenge our view rather our response. Can you give me an example?

You are many things Ultra Magnus, all of which weigh greatly upon you. You shoulder those burdens far better than most. [It's an observation and a compliment, because he's seen others do far worse.]

But why must you be unchanging?