Possible Clues:

• Ski diagonally across (a slope)
• Irish beach is a poet's labour of love for Passover
• Cross people going wild, ripping into note
• Come across dancers in vacant trance
• Artist put in the box Irish cross
• Go from border to border
• Cross Tories oddly admitting claims
• Turn, oddly reluctant to cross
• Cross after very cunning set-up — language!
• Disinclined on time runs to ski diagonally