F.B. Meyer emphasizes that God has the power to turn the hearts of men, as demonstrated in the lives of biblical figures like Joseph, Moses, and Daniel. He encourages believers to seek God's glory and will in their requests, trusting that God can influence even those in positions of power on their behalf. Meyer reminds us to embrace the joy that God provides, urging us not to fear expressing our happiness, as it is a reflection of God's blessings. He highlights that joy is a divine gift meant to be celebrated, and that we should rejoice in all the good things God gives us.