It said courts cannot enter into the domain of what is to be taught in schools and what should be included in the syllabus.
The apex court also observed that it was of the view that the "broad canvass" which was "sought to be painted" in the plea does not come under the domain and sphere of a PIL.
A bench of Justices Dipak Misra and A M Khanwilkar made the remarks while hearing a petition seeking a direction to the Centre, all state governments and union territories to include the life history and preachings of the 10 Sikh Gurus in the school syllabus.
"A litigant, when he files a PIL, knows that concept of locus has been diluted but that does not give anyone the hope and aspiration that for anything or everything, they can knock at the doors of courts under Article 226 and Article 32 of the Constitution," the court said.
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The counsel appearing for the petitioner told the bench that life history and preachings of the Sikh Gurus should be incorporated in the school syllabus as these facts have not been given in the school books.
The court, while disposing of the plea, said, "without entering into the merits, what shall be taught in the schools and what shall be included in syllabus of all classes cannot be directed by this court...