is ▁where ▁techniques ▁of ▁med itation ▁on ▁the ▁cent res ▁of ▁force ▁and ▁on ▁the ▁divine ▁names ▁on ▁the ▁one ▁hand , ▁an ▁inten se ▁inner ▁life ▁devoted ▁to ▁trans c end ence , ▁on ▁the ▁other ▁and ▁finally ▁a ▁c aut ious ▁use ▁of ▁astr al ▁influ ences ▁in ▁order ▁to ▁determine ▁the ▁most ▁convenient ▁moments ▁for ▁the ▁asc etic ▁practices , ▁conver ge ▁on ▁the ▁unique ▁purpose ▁of ▁grant ing ▁a ▁spiritual ▁reg ener ation ▁in ▁a ▁Christ ic ▁sense . ▁ ▁The ▁art istic ▁as ces is ▁ ▁A ▁special ▁form ▁of ▁as ces is ▁is ▁carried ▁out ▁through ▁art . ▁Deep ly ▁interested ▁in ▁the ▁myst ical , ▁the ological ▁and ▁art istic ▁tradition ▁of ▁the ▁Orth odox ▁Church , ▁T omm aso ▁Pal am id ess i ▁brings ▁back ▁to ▁light ▁the ▁technique ▁for ▁prepar ing ▁and ▁painting ▁a ▁sacred ▁icon . ▁The ▁work ▁he ▁dedic ates ▁to ▁this ▁subject , ▁L ' Icon a , ▁I ▁color i ▁e ▁l ' As ces i ▁Art istica ▁( tr .: ▁Icon , ▁Col ours ▁and ▁Art istic ▁As ces is ) ▁( pub lished ▁post hum ously ▁in ▁ 1 9 8 6 ) ▁is ▁a ▁real ▁hand book ▁which ▁a ims ▁at ▁starting ▁the ▁reader ▁off ▁on ▁the ▁personal ▁prepar ation ▁of ▁a ▁sacred ▁icon ▁and ▁on ▁med it ating ▁on ▁it . ▁By ▁following ▁the ▁rules ▁of ▁the ▁chrom atic ▁symbol ism ▁as ▁well ▁as ▁the ▁traditional ▁geometry ▁of ▁sacred ▁art , ▁the ▁artist ▁can ▁make