New Living Translation
The greater my wisdom, the greater my grief. To increase knowledge only increases sorrow.

American Standard Version
For in much wisdom is much grief; and he that increaseth knowledge increaseth sorrow.

Berean Study Bible
For with much wisdom comes much sorrow, and as knowledge grows, grief increases.

Douay-Rheims Bible
Because In much wisdom there is much indignation: and he that addeth knowledge, addeth also labour.

English Revised Version
For in much wisdom is much grief: and he that increaseth knowledge increaseth sorrow.

King James Bible
For in much wisdom is much grief: and he that increaseth knowledge increaseth sorrow.

World English Bible
For in much wisdom is much grief; and he who increases knowledge increases sorrow.

Young's Literal Translation
for, in abundance of wisdom is abundance of sadness, and he who addeth knowledge addeth pain.'

Ecclesiastes 1:18 Additional Translations ...