diff --git a/pixelocr/page.py b/pixelocr/page.py
index 5c280fd..7d9c45e 100644
--- a/pixelocr/page.py
+++ b/pixelocr/page.py
@@ -93,7 +93,7 @@ class Page(PageObject):
     @cached_property
     @collect_iterable
     def lines(self):
-        for line_img in self.image._iter_lines(min_space=2):
+        for line_img in self.image._iter_lines(min_space=2, min_height=10):
             yield Line(line_img)
 
 
@@ -226,7 +226,7 @@ class Glyph(PageObject):
             self.top - 5,
             self.right + 5,
             self.top + 10,
-        ) and glyph.height > 3:
+        ) and glyph.height > 3 and self.optical_distance(glyph) < 4:
             return True
 
         # dot in ? and !