In Turkey, this phrase is most famously used in the slogan "Sen olmasaydın, olmazdık" (If it weren't for you, we wouldn't exist), typically referring to Mustafa Kemal Atatürk.
"If it weren't for you, the morning coffee would just be bitter, and the rain would just be wet. You are the silent architect of my peace. 'Sen olmasaydın,' I would still be walking, but I wouldn't be going anywhere. You didn't just join my life; you became the reason I recognize myself in the mirror." 3. The Soul of Gratitude (National/Historical) Sen Olmasaydin
"If it weren't for the light you brought to the darkness, the stars would have no reason to shine. You are the 'Why' behind the 'Is.' 'Sen olmasaydın,' the heart would be a hollow vessel, wandering a world without a compass. Because of you, the desert of the soul finds its water." 2. The Soul of Longing (Romantic) In Turkey, this phrase is most famously used
The phrase (If you weren't here / If it weren't for you) carries deep weight in Turkish culture, ranging from spiritual devotion to romantic longing and national gratitude. 'Sen olmasaydın,' I would still be walking, but
This is for when "Sen Olmasaydın" refers to a person who gives meaning to your daily life.
Depending on the context you need, here is a piece written to reflect those different "souls" of the phrase: 1. The Soul of Devotion (The "Levlake" Concept)