“Nothing is easier than to denounce the evildoer; nothing is more difficult than to understand him.”
“Nothing is more difficult than to understand the dead, I've found; but nothing is more dangerous than to ignore them.”
“Nothing is easier than to admit in words the truth of the universal struggle for life, or more difficult--at least I have found it so--than constantly to bear this conclusion in mind.”
“nothing in this world was more difficult than love.”
“Nothing is more difficult, and therefore more precious, than to be able to decide.”
“Nothing in this world is harder than speaking the truth, nothing easier than flattery.”