for in much wisdom is much indignation, and he that increaseth knowing, increaseth also travail.
And he said to man, Lo! the dread of the Lord, that is wisdom; and to go away from evil, is understanding.
And I said in mine heart, If one death shall be both of the fool and of me, what profiteth it to me, that I gave more busyness to wisdom? And I spake with my soul, and perceived, that this also was vanity.
All his days be full of sorrows and mischiefs, and by night he resteth not in soul; and whether this is not vanity?
Do not thou be just [or rightwise] over much, neither understand thou more than is needful; lest thou be astonied.