It's difficult not to begrudge others their worldly possessions. But as you rightly point out, that is not what matters.
But lay up for yourselves treasures in heaven, where neither moth nor rust doth corrupt, and where thieves do not break through nor steal: For where your treasure is, there will your heart be also." -- Matthew 6:19-21"Lay not up for yourselves treasures upon earth, where moth and rust doth corrupt, and where thieves break through and steal:
And in the very same chapter, Christ tells us that all prayers are answered and everything we seek we will find...
"But seek ye first the kingdom of God, and his righteousness; and all these things shall be added unto you." -- Matthew 6:33
Those who follow Him do very much prosper, according to God's will.