he pensado que

I've thought that

→ haber
phrase Uncommon #19,141
I've thought that Often used to introduce an opinion or decision. In English, it may sound more natural as "I think that" or "I've always thought that" depending on context.
SP: He pensado que deberíamos ir en tren.
EN: I've thought that we should go by train.

He pensado que puedo tener el bebé y dárselo a alguien que lo necesite.

I've thought about having the baby and giving it to someone who needs it.

— Juno (2007)

Siempre he pensado que eras canadiense.

I’ve always thought you were Canadian.

He pensado que debía hacerte un regalo de Navidad.

I thought I should get you a Christmas present.

— La doble vida de Verónica (1991)

He pensado que tú te quedarás en la Milla.

I thought you'd stay on the Mile.

Muchas veces he pensado que podría encontrar a una mejor que yo.

I have often thought that he could find someone better than me.

— Roma. Ciudad abierta (1945)

Siempre he pensado que hiciste lo correcto y punto.

I've always thought you did the right thing, period.

— Cinema Paradiso (1988)

He pensado que podríamos salir a almorzar para variar.

I thought we could go out for lunch for a change.

— Laurence Anyways (2012)

Yo siempre he pensado que usted odiaba esta ciudad, Coronel.

I always thought you hated this city, Colonel.

— Akira (1988)

He pensado que ayudaría que yo me metiera en el personaje.

I thought it would help if I got into character.

— Rang De Basanti (2006)

He pensado que quizá sea el momento de hacer algo al respecto.

I've been thinking that maybe it's time to do something about it.

— Love Actually (2003)

Siempre he pensado que es de ellos, no mío.

I've always thought it belongs to them, not to me.

— Crazy Rich Asians (2018)

He pensado que en cualquier ciudad hay droga, la policía sabe dónde se vende.

I've thought that in every city there are drugs, the police know where they're sold.

— Las invasiones bárbaras (2003)