(of course, we are but of yesterday and are ignorant that our days on earth are like a shadow,
Other versions
King James Version
(For we are but of yesterday, and know nothing, because our days upon earth are a shadow:) English Standard Version
For we are but of yesterday and know nothing, for our days on earth are a shadow.New International Version
for we were born only yesterday and know nothing, and our days on earth are but a shadow.