What are the four-character idioms with good meanings?

I am overjoyed, satisfied, green mountains and green waters, spring flowers and autumn fruits, full of energy, beaming, full of energy, smiling, enjoying the spring breeze, relaxed and happy, satisfied, living and working in peace and contentment, beaming, cheerful, happy, striving to be the first and successful.

Idioms describing characters

Walking dead, happy from now on, the vast sea, full of knowledge, stealing the day, bejeweled, beautiful, eight immortals crossing the sea, Yugong moving mountains, the dragon giving birth to nine children, Jingwei filling the sea, serving, top gun, golden branches and jade leaves, an endless stream.

I am caring for each other, a gentle and graceful lady, cross the rubicon, be devoted to serving the country, be on cloud nine, be well-read, be an unparalleled national scholar, be loyal to serving the country, be virtuous to serve the country, risk my life, keep pace with the times, diamond cut diamond, Ye Gong Haolong, wait for the rabbit, hide our strength and bide our time.