that this also # 21_ECC_01_17 # And I gave my heart to know wisdom, and to know madness and folly: I perceived that this also is vexation of spirit. 
that this also # 21_ECC_02_15 # Then said I in my heart, As it happeneth to the fool, so it happeneth even to me; and why was I then more wise? Then I said in my heart, that this also [is] vanity. 
that this also # 21_ECC_08_14 # There is a vanity which is done upon the earth; that there be just [men], unto whom it happeneth according to the work of the wicked; again, there be wicked [men], to whom it happeneth according to the work of the righteous: I said that this also [is] vanity.