为她执手天下为他倾尽年华
[wéi tā zhí shŏu tiān xià wéi tā qīng jĭn nián huá]
It conveys the idea of holding hands with one person forever, giving everything (power, wealth, and life itself) up for them. It reflects intense devotion, deep love, and commitment to another person, no matter what cost it involves.