You who are young, be happy while you are young, and let your hearts give you joy in the days of your youth. Follow the ways of your heart and whatever your eyes see, but know that for all these things God will bring you into judgment.
NIV
Rejoice, O young man, in your adolescence, and let your heart cheer you in the days of your [full-grown] youth. And walk in the ways of your heart and in the sight of your eyes, but know that for all these things God will bring you into judgment.
AMP
Rejoice, O young man, in thy youth; and let thy heart cheer thee in the days of thy youth, and walk in the ways of thine heart, and in the sight of thine eyes: but know thou, that for all these things God will bring thee into judgment.
KJV
As you do not know the path of the wind, or how the body is formed in a mother's womb, so you cannot understand the work of God, the Maker of all things.
NIV
As you know not what is the way of the wind, or how the spirit comes to the bones in the womb of a pregnant woman, even so you know not the work of God, Who does all.
AMP
As thou knowest not what is the way of the spirit, nor how the bones do grow in the womb of her that is with child: even so thou knowest not the works of God who maketh all.
KJV
Sow your seed in the morning, and at evening let your hands not be idle, for you do not know which will succeed, whether this or that, or whether both will do equally well.
NIV
In the morning sow your seed, and in the evening withhold not your hands, for you know not which shall prosper, whether this or that, or whether both alike will be good.
AMP
In the morning sow thy seed, and in the evening withhold not thine hand: for thou knowest not whether shall prosper, either this or that, or whether they both shall be alike good.
KJV
So then, banish anxiety from your heart and cast off the troubles of your body, for youth and vigor are meaningless.
NIV
Therefore remove [the lusts that end in] sorrow and vexation from your heart and mind and put away evil from your body, for youth and the dawn of life are vanity [transitory, idle, empty, and devoid of truth]. [II Cor. 7:1; II Tim. 2:22.]AMP
Therefore remove sorrow from thy heart, and put away evil from thy flesh: for childhood and youth are vanity.
KJV
If clouds are full of water, they pour rain on the earth. Whether a tree falls to the south or to the north, in the place where it falls, there it will lie.
NIV
If the clouds are full of rain, they empty themselves upon the earth; and if a tree falls toward the south or toward the north, in the place where the tree falls, there it will lie.
AMP
If the clouds be full of rain, they empty themselves upon the earth: and if the tree fall toward the south, or toward the north, in the place where the tree falleth, there it shall be.
KJV
However many years anyone may live, let them enjoy them all. But let them remember the days of darkness, for there will be many. Everything to come is meaningless.
NIV
Yes, if a man should live many years, let him rejoice in them all; yet let him [seriously] remember the days of darkness, for they will be many. All that comes is vanity (emptiness, falsity, vainglory, and futility)!
AMP
But if a man live many years, and rejoice in them all; yet let him remember the days of darkness; for they shall be many. All that cometh is vanity.
KJV