I need a laptop recommendation?

I would like to buy a laptop but I don't know which one.

it should be small and handy but still have enough memory and speed.

What do you want to use it for?

https://www.softwarebilliger.de/notebook-laptop/lenovo/5412/lenovo-thinkpad-x240-12-5-zoll-laptop-notebook-intel-core-i5-4200u-2x-1-6-bis-2-6-ghz-webcam?c=41

For school supplies and surfing the net