To hope one's children will have a bright future is all parents' hope. However this desire is so strong that it become a heavy burden to the parents and children.
By the loss of this friendship I found myself relieved from a heavy burden.
However, this cannot go on for a long time, because the masses of the minority nationalities cannot bear such a heavy burden.
He let out a breath when he finished as though releasing a heavy burden.
A coward considers difficulties as a heavy burden on his back, but a valiant fighter turns difficulties into a stepping-stone for his advance.