You do so, not with joy in your heart, sometimes not even with courage in your own abilities.
You do it with FAITH in your heart, fueled by what you BELIEVE in, by those you LOVE and by a CONVICTION in your heart for WHAT YOU STAND FOR.
Oh, and that valley is not always dark, the thorns in you way are not always visible and the sun might well be shining bright on that path.
Watch your step, for your sight in this valley depends not on the eyeballs but on your faith and powers of perception.
Watch your thoughts, open your heart for your strength comes not from your flesh, but from somewhere deep in your spirit …in that place that is the temple of God within you