לע"נ  אמי מורתי מרת געלא בת ר' אברהם אשי ע"ה יום השנה ד' אדר א' The ר' בחיי, ( Parshas Terumah) writes We don’t find in the Nidvas (Donations) Hamishkan any silk. because for building the Mishkan we may not use materials that come from non-kosher animals. (silkworms are non-kosher) תולעת שני (red wool) The dye does not come from a worm. It comes from a red seed that has a worm in it. (Rambam Parah Adumah 3:2 – Rashi  Yeshayahu1:18) ------------------------------------------------------------------------------ אמרה לי אם My mother told me  Der tag hat nicht genug stunden was" man braucht zu loben,,danken und Davenen zum Ribono Shel Olam." (translation from German) The day doesn't have enough hours for the amount needed to praise, thank and Daven to the Ribono Shel Olam