def capitalize_sentence(text):
	"""Makes the first character of a text string captial if it is a letter.
	
	Args:
	    text (str): Any arbitrary text string.
	
	Returns:
	    str: The text string with the first letter capitalized.
	"""
	if len(text)>0:
		modified_text = "{}{}".format(text[0].upper(), text[1:])
		return(modified_text)
	else:
		return(text)