Design for Safety Unfortunately, everyone had forgotten why the branch came off the top of the main and nobody realized that this was important. Trevor Kletz What Went Wrong? Before a wise man ventures into a pit, he lowers a ladder so he can climb out Rabbi Samuel Ha-Levi Ben Joseph ibm Nagrelac ��������������������� ���������� Design for Safety Unfortunately, everyone had forgotten why the branch came off the top of the main and nobody realized that this was important. Trevor Kletz What Went Wrong? Before a wise man ventures into a pit, he lowers a ladder so he can climb out. Rabbi Samuel Ha−Levi Ben Joseph Ibm Nagrela