I have considered all these things, and I have applied my heart to all the works which are being done under the sun. Sometimes one man rules over another to his own harm
Other versions
King James Version
All this have I seen, and applied my heart unto every work that is done under the sun: there is a time wherein one man ruleth over another to his own hurt.English Standard Version
All this I observed while applying my heart to all that is done under the sun, when man had power over man to his hurt.New International Version
All this I saw, as I applied my mind to everything done under the sun. There is a time when a man lords it over others to his own hurt.