I wouldn't say it at all. I know it may be hard but make sure that you really love him. And if he feels the same way he should be the one to say it to you. If he does and you know he means it then you know he is a keeper.
This is what ya say, youngen. I LOVE YOU!
There are several ways too say this: 'Ya vteba lublon'. 'Ya sohnu na tebyee'.
You can say this in three ways, they are: Ya tebea lublu Lublu ya tiba Tebi ya lublu
love
All you say is, I love you Ya lyublu tyebya.
ya(yu) aye na - i love you (in karen from burma)
Ya lyublu Isac. Note, this is only the pronunciation. (elljell10: thanks!!)
You can say "Я очень тебя люблю" (Ya ochen' tebya lyublyu) which means "I love you very much" in Russian.
ya tebya lyublyu bolshe
ya tibya liublu, Emily
'Ya teba tashye lublu'.
Ya tebya toje lublu