Certain things must change as a result of your action.
I had to. Certain things have to be done.
Certain things were in place that clearly were there only because of technical reasons.
Certain things were a little dangerous, it is necessary to recognize that.
Certaines choses étaient un peu dangereuses, il faut le reconnaître.
Certain things you push away don't really go away.
Certaines choses que tu repousses ne s'effacent pas pour autant.
Certain things may be obvious, but they warrant repeating.
Certaines choses sont peut-être évidentes, mais méritent d'être redites.
Certain things are hard to obtain, even technically illegal.
Certaines choses sont dures à obtenir, voire techniquement illégales.
Certain things are, let's say too much to handle.
Certaines choses sont, disons trop difficiles à gérer.
Certain things distract me, make me feel sick to my stomach.
Certaines choses me troublent, me rendent malade.
Certain things exist and work without any real reasons.
Certaines choses existent et fonctionnent sans que l'on comprenne pourquoi.
Certain things just aren't appropriate to wear.
Certaines choses ne sont tout simplement pas appropriées à porter.
Certain things relating to that are dealt with.
On règle certaines choses ayant trait à cela.
Certain things cannot participate in the market.
Certaines choses ne peuvent pas participer au marché.