The phrase "it cannot harm" is grammatically correct and can be used in written English.
It is typically used to suggest that something is not dangerous or harmful. Example: "Don't worry about trying the new food, it cannot harm you."
Smoking is harmful for my own health but it cannot harm my son if I smoke in front of him.
One respondent (male, local leader) stated Smoking is harmful for my own health but it cannot harm my son if I smoke in front of him.
Mewtwo refuses, stating it cannot harm the doctor, who it regards as its father.
And unlike X-rays, it cannot harm the unborn child.
It cannot harm Mr de Villepin that France's health scares have been grabbing headlines at a time when he is trying to push through parliament a more flexible but hugely unpopular new employment contract for those under 26.
Julian Leff, emeritus professor of mental health sciences at UCL, who developed the therapy and is leading the project, said: "Patients interact with the avatar as though it was a real person, because they have created it they know that it cannot harm them – as opposed to the voices, which often threaten to kill or harm them and their family.
While future people (people who as yet do not exist) have no rights and do not exist to make claims upon us now, it does not follow that we cannot harm them and therefore that they are not covered by all our person affecting duties including our duty not to harm others.
With a report in hand that says devices cannot harm a plane, she said, it will be easy to push through legislation requiring the change.
In short, the problem is that you cannot harm a non-existent person by bringing it into existence, unless the person's life is so dreadful that nonexistence is preferable.
The North Vietnamese cannot harm us now and never will be able to harm us.
Beauty the healer, the teacher- death cannot harm me more than you have harmed me, my beloved life.
