This is the 2350th most frequent Turkish word.
etmektir
"Etmektir" means "is to do" in English.
Here, 'etmektir' is used to denote the existence or proposition of an action as a state of being. 'To make life meaningful' shows the significance assigned to the act.
Öğrenmek en güzel yatırımdır, çünkü bilgi edinmek hayatı anlamlı kılmaktır.
Learning is the best investment because acquiring knowledge makes life meaningful.
The word 'etmektir' connects the act of helping animals to an equivalent state of protecting them, elucidating a parallel interpretation.
Hayvanlara yardım etmek, onları korumaktır.
Helping animals is to protect them.
In this instance, 'etmektir' functions to equate the action described by saying the truth with the state of honesty, thereby providing philosophical alignment.